Modbus settings
Page 54
If ‘Primary’ is selected, while no secondary CIU Plus exists, the hot
standby facility can not be established.
Hot standby enabled Check to enable hot standby functionality
Counterpart
Select name of other CIU Plus
Hot standby mode Select: Primary or Secondary
Connection
Ciu Prime connected to one Plus only
The ports of the CIU Primes and Pluses must be connected according
to the diagram.
CIU Primes connected to both primary and secondary Plus
The ports of the CIU Primes and Pluses must be connected according
to the diagram.
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